Chainsaw was quite an interesting and difficult box involving some blockchain programming. After I finished the box, I found out that root could also be done with blockchain programming but I just hijacked the path to finish it up; you can check out some other writeups if you are interested in seeing that root method. Anyways, let us begin!
You May Also Enjoy
Recently the Qualys Research Team did an amazing job discovering a Heap overflow vulnerability in Sudo. In the next sections, we will analyze the bug and we will write an exploit to gain root privileges on Debain 10.
Rope2 by R4J has been my favorite box on HackTheBox by far. It wasn’t really related to pentesting, but was an immersive exploit dev experience